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first_lineno

first_lineno()

Instance Public methods

Returns the number of the first source line where the instruction sequence was loaded from.

For example, using irb:

iseq = RubyVM::InstructionSequence.compile('num = 1 + 2')
#=> <RubyVM::InstructionSequence:<compiled>@<compiled>>
iseq.first_lineno
#=> 1

doc_ruby_on_rails

2025-01-10 15:47:30

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